Fix: Cursor missing in omnibox after entering a alphabet in NTP 'Search box'

chrome/browser/ui/views/omnibox/omnibox_view_views_unittest.cc

 // Copyright (c) 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/views/omnibox/omnibox_view_views.h"
 
 #include <stddef.h>
 
 #include <memory>
 
@@ skipping 131 matching lines @@
 
   ui::TextEditCommand scheduled_text_edit_command() const {
     return test_api_->scheduled_text_edit_command();
   }
 
   void SetAndEmphasizeText(const std::string& new_text) {
     omnibox_textfield()->SetText(base::ASCIIToUTF16(new_text));
     omnibox_view()->EmphasizeURLComponents();
   }
 
+  bool IsCursorEnabled() const {
+    return test_api_->GetRenderText()->cursor_enabled();
+  }
+
  private:
   // testing::Test:
   void SetUp() override {
 #if defined(OS_CHROMEOS)
     chromeos::input_method::InitializeForTesting(
         new chromeos::input_method::MockInputMethodManagerImpl);
 #endif
     omnibox_view_.reset(new TestingOmniboxViewViews(
         &omnibox_edit_controller_, &profile_, &command_updater_));
     test_api_.reset(new views::TextfieldTestApi(omnibox_view_.get()));
@@ skipping 33 matching lines @@
   omnibox_textfield()->InsertChar(char_event);
   omnibox_view()->CheckUpdatePopupCallInfo(
       2, base::ASCIIToUTF16("ab"), gfx::Range(2));
 
   ui::KeyEvent pressed(ui::ET_KEY_PRESSED, ui::VKEY_BACK, 0);
   omnibox_textfield()->OnKeyEvent(&pressed);
   omnibox_view()->CheckUpdatePopupCallInfo(
       3, base::ASCIIToUTF16("a"), gfx::Range(1));
 }
 
+// Test that text cursor is shown in the omnibox after entering any single
+// character in NTP 'Search box'. Test for crbug.com/698172.
+TEST_F(OmniboxViewViewsTest, EditTextfield) {
+  omnibox_textfield()->SetCursorEnabled(false);
+  ui::KeyEvent char_event(ui::ET_KEY_PRESSED, ui::VKEY_A, ui::DomCode::US_A, 0,
+                          ui::DomKey::FromCharacter('a'),
+                          ui::EventTimeForNow());
+  omnibox_textfield()->InsertChar(char_event);
+  EXPECT_TRUE(IsCursorEnabled());
+}
+
 // Test that the scheduled text edit command is cleared when Textfield receives
 // a key press event. This ensures that the scheduled text edit command property
 // is always in the correct state. Test for http://crbug.com/613948.
 TEST_F(OmniboxViewViewsTest, ScheduledTextEditCommand) {
   omnibox_textfield()->SetTextEditCommandForNextKeyEvent(
       ui::TextEditCommand::MOVE_UP);
   EXPECT_EQ(ui::TextEditCommand::MOVE_UP, scheduled_text_edit_command());
 
   ui::KeyEvent up_pressed(ui::ET_KEY_PRESSED, ui::VKEY_UP, 0);
   omnibox_textfield()->OnKeyEvent(&up_pressed);
@@ skipping 58 matching lines @@
 }
 
 // Ensure that everything is emphasized for plain text.
 TEST_F(OmniboxViewViewsTest, TestEmphasisForNonURLs) {
   SetAndEmphasizeText("This is plain text");
 
   EXPECT_EQ(gfx::Range(), omnibox_view()->scheme_range());
   EXPECT_TRUE(omnibox_view()->base_text_is_emphasized());
   EXPECT_EQ(gfx::Range(), omnibox_view()->emphasis_range());
 }